CN220647374U - Magnetic probe supporting device of magnetotelluric equipment - Google Patents

Magnetic probe supporting device of magnetotelluric equipment Download PDF

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Publication number
CN220647374U
CN220647374U CN202321880711.3U CN202321880711U CN220647374U CN 220647374 U CN220647374 U CN 220647374U CN 202321880711 U CN202321880711 U CN 202321880711U CN 220647374 U CN220647374 U CN 220647374U
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China
Prior art keywords
support
magnetic probe
cover plate
magnetotelluric
leg
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CN202321880711.3U
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Chinese (zh)
Inventor
姚禹
朱飞飞
罗议建
林川
张吉
祁晓雨
刘占峰
李志华
薄会申
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China Railway Design Corp
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China Railway Design Corp
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Abstract

The utility model discloses a magnetic probe supporting device of magnetotelluric equipment, which comprises supporting legs, wherein the supporting legs are connected with an adapter sleeve, an extension pipe is arranged on the adapter sleeve, the top end of the extension pipe is connected with a lower support, an arc groove for accommodating a magnetic probe is formed in the lower support, a first cover plate and a second cover plate which cover the magnetic probe in a rotating way are arranged in the lower support, the lower support is in a semicircular column groove shape, arc guide grooves are formed in groove walls on two sides of the lower support, and the first cover plate and the second cover plate are arranged in the groove walls on two sides. According to the utility model, the rotatable cover plate is combined with the lower support to form the cylindrical cavity capable of accommodating the magnetic probe, the blocking head can limit one axis direction, the inclined support leg and the bending support leg are combined, the magnetic probe can be quickly leveled, and the integral height can be adjusted through the telescopic pipe. The utility model has stronger adaptability to field terrain and improves the working efficiency of railway investigation work.

Description

Magnetic probe supporting device of magnetotelluric equipment
Technical Field
The utility model belongs to the technical field of geophysics, and particularly relates to a magnetic probe supporting device of geophysical magnetotelluric equipment.
Background
The magnetotelluric sounding method is an important geophysical prospecting method, and the underground geological profile is deduced by researching the distribution rule of a natural alternating electric field so as to acquire underground conductivity information. When the magnetotelluric equipment (such as MTU-A, aether) is used for railway investigation, the outdoor topography condition is poor, and the standard placement of the magnetic probes is not facilitated. For some slopes, a pit slot is often used to embed the magnetic probe. However, the method cannot ensure that the excavated grooves completely level the magnetic probe, so that the efficiency is low and the time is long. Pit digging is more difficult when encountering hard-textured formations.
In order to improve the burying efficiency of the magnetic probe on the premise of not affecting the quality of acquired data, the patent designs a magnetic probe support frame for assisting the burying of the magnetotelluric magnetic probe in field work.
Disclosure of Invention
The utility model provides a magnetic probe supporting device of magnetotelluric equipment, which aims to solve the problems existing in the prior art.
The technical scheme of the utility model is as follows: the utility model provides a magnetotelluric equipment's magnetic probe strutting arrangement, includes the landing leg, the landing leg links to each other with the adapter sleeve, be provided with vertical flexible pipe on the adapter sleeve, flexible pipe top links to each other with the lower part support, form the circular arc groove that holds the magnetic probe in the lower part support, be provided with in the lower part support and cover the first cover plate, the second cover plate of magnetic probe in can rotating.
Furthermore, a blocking head is further arranged in the lower support, and the blocking head carries out unidirectional limiting on the magnetic probe.
Further, the lower support is in a semicircular column groove shape, arc-shaped guide grooves are formed in groove walls on two sides of the lower support, and the first cover plate and the second cover plate are arranged in the groove walls on two sides.
Furthermore, the first cover plate and the second cover plate are arc-shaped, the first cover plate, the second cover plate and the lower support are enclosed to form a columnar inner cavity, and the columnar inner cavity accommodates the magnetic probe.
Further, the free side of the first cover plate forms a first convex edge which protrudes outwards, the free side of the second cover plate forms a second convex edge which protrudes outwards, and the protruding heights of the first convex edge and the second convex edge are the same.
Further, a wire guide is arranged in the blocking head, and the wire guide can facilitate the wires to be led out of the wire guide.
Further, the support legs are triangular support legs, and the lower support level is adjusted through the support legs.
Further, the support legs comprise a first support leg, a second support leg and a third support leg, and the first support leg, the second support leg and the third support leg are distributed at intervals of 120 degrees.
Furthermore, the first supporting leg and the second supporting leg are straight legs which are obliquely arranged, and the third supporting leg is a bending leg for leveling.
Further, the telescopic tube is an inner and outer telescopic tube.
The beneficial effects of the utility model are as follows:
according to the utility model, the rotatable first cover plate, the rotatable second cover plate and the rotatable lower support are combined to form the cylindrical cavity capable of accommodating the magnetic probe, the blocking head can limit one axis direction, the inclined supporting leg and the bent supporting leg are combined to quickly realize the leveling of the magnetic probe, and the integral height can be adjusted through the telescopic pipe.
The utility model has stronger adaptability to field terrain and improves the working efficiency of railway investigation work.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view showing the structure of the first and second cover plates in the open state according to the present utility model;
FIG. 3 is a perspective view of the structure of the stopper of the present utility model;
FIG. 4 is a schematic illustration of the connection of the legs and adapter sleeve of the present utility model;
wherein:
1. landing leg 2 switching sleeve
3. Locking pin of telescopic pipe 4
5. Lower support 6 first cover plate
7. The first ridge of the second cover plate 8
9. Second ridge 10 internal fixing part
11. Blocking head
101. First leg 102 second leg
103. Third support leg
111. Transition section of columnar section 112
113. And (5) a head.
Detailed Description
The present utility model will be described in detail below with reference to the drawings and examples:
as shown in fig. 1 to 4, a magnetic probe supporting device of a magnetotelluric equipment comprises a supporting leg 1, wherein the supporting leg 1 is connected with a transfer sleeve 2, a vertical telescopic pipe 3 is arranged on the transfer sleeve 2, the top end of the telescopic pipe 3 is connected with a lower support 5, an arc groove for accommodating the magnetic probe is formed in the lower support 5, and a first cover plate 6 and a second cover plate 7 which can rotationally cover the magnetic probe are arranged in the lower support 5.
A blocking head 11 is further arranged in the lower support 5, and the blocking head 11 carries out unidirectional limiting on the magnetic probe.
The lower support 5 is in a semicircular column groove shape, arc-shaped guide grooves are formed in groove walls on two sides of the lower support 5, and the first cover plate 6 and the second cover plate 7 are arranged in the groove walls on two sides.
The first cover plate 6 and the second cover plate 7 are arc-shaped, the first cover plate 6, the second cover plate 7 and the lower support 5 are enclosed to form a columnar inner cavity, and the columnar inner cavity accommodates the magnetic probe.
The free side of the first cover plate 6 is provided with a first convex ridge 8 which protrudes outwards, the free side of the second cover plate 7 is provided with a second convex ridge 9 which protrudes outwards, and the protruding heights of the first convex ridge 8 and the second convex ridge 9 are the same.
The plugging head 11 is provided therein with a wire guide which can facilitate the lead-out of the wire therefrom.
The support leg 1 is a triangular support leg, and the level of the lower support 5 is adjusted through the support leg 1.
The support leg 1 comprises a first support leg 101, a second support leg 102 and a third support leg 103, wherein the first support leg 101, the second support leg 102 and the third support leg 103 are distributed at intervals of 120 degrees.
The first supporting leg 101 and the second supporting leg 102 are straight legs which are obliquely arranged, and the third supporting leg 103 is a bending leg for leveling.
The telescopic tube 3 is an inner and outer telescopic tube.
Specifically, the third support leg 103 in the support leg 1 comprises an inclined section, an arc transition section and a straight section, the first support leg 101 and the second support leg 102 which are obliquely arranged provide two supporting points, and the switching sleeve 2 can be conveniently adjusted to be vertical by increasing or decreasing the height of the straight section of the third support leg 103, so that the lower support 5 is in a horizontal state, and the level of the magnetic probe is ensured.
Specifically, the top of the adapter sleeve 2 is opened, the first supporting leg 101, the second supporting leg 102 and the third supporting leg 103 are circumferentially and uniformly distributed on the outer wall of the adapter sleeve 2, so that the adapter sleeve 2 is erected, the telescopic tube 3 can be installed at the open end of the top of the adapter sleeve 2, and the connection mode between the two can be but is not limited to tight fit.
Specifically, the telescopic tube 3 comprises an inner tube and an outer tube, the inner tube slides in the inner cavity of the outer tube, the side walls of the inner tube and the outer tube are correspondingly provided with holes, and the locking pin 4 passes through the holes to realize locking fixation of the inner tube and the outer tube, so that vertical height adjustment is realized, and further rigidity adjustment of the lower support 5 and the magnetic probe is realized.
Specifically, the top of the inner tube is fixed with the lower end of the lower support 5, and in order to ensure the firmness of fixation, the axis of the inner tube passes through the axis of the lower support 5.
The arc groove of lower part support 5 suits with the outer wall of magnetic probe, the arc guide slot in the lower part support 5 cell wall is clearance fit with first cover plate 6, second cover plate 7, first cover plate 6, second cover plate 7 can rotate along the arc guide slot and rise, until the free end of two is mutually supported, and first cover plate 6, second cover plate 7, lower part support 5 form the cylinder chamber this moment, and this cylinder chamber can hold magnetic probe.
Specifically, the first ribs 8 at the outer wall of the first cover plate 6 and the second ribs 9 at the outer wall of the second cover plate 7 are attached to each other, and form a convex structure, and the two are locked by a channel steel buckle, so that the first cover plate 6 and the second cover plate 7 are in a buckling state.
Specifically, an internal fixing portion 10 is formed in the lower support 5, and the internal fixing portion 10 can fix the plugging head 11, so as to prevent the plugging head 11 from sliding in a cylindrical cavity formed by enclosing the first cover plate 6, the second cover plate 7 and the lower support 5.
Specifically, the plugging head 11 includes a cylindrical section 111, a transition section 112, and a leading-out head 113
Specifically, the inner fixing portion 10 has a semi-ring groove structure, the columnar section 111 is fixed with the inner fixing portion 10, and a convex ring capable of being inserted into the semi-ring groove is formed at the outer wall of the columnar section 111, and the two convex rings are corresponding to each other, so that the blocking head 11 is fixed.
Specifically, the internal fixing portion 10 may be an internal thread, the internal thread is only disposed in the lower support 5, and an external thread is formed at the outer wall of the cylindrical section 111, so as to fix the plugging head 11 by means of threaded connection.
Specifically, the columnar section 111 is connected with the transition section 112, the transition section 112 is a conical section, the end part of the transition section 112 forms the leading-out head 113, the columnar section 111, the transition section 112 and the leading-out head 113 are of an integrated structure, and a lead of the magnetic probe can be led out through punching at an axis position.
Specifically, the adaptor sleeve 2 and the outer tube of the telescopic tube 3 may also be connected by adopting a threaded manner.
Specifically, in terms of materials, the magnetic field signal acquisition of the magnetic probe can be interfered by metal, so that the bracket cannot contain a metal structure, and the materials of the bracket can be but are not limited to high-strength fiber materials.
The application method of the utility model is as follows:
after the grooving is completed, the supporting device is placed in the groove, the magnetic probe is placed on the lower support 5, the height of the supporting device is adjusted by changing the position of the locking pin 4, so that the magnetic probe is horizontal in the groove, and after the magnetic probe is horizontal, filling is performed, so that the burying of the magnetic probe is completed.
According to the utility model, the rotatable first cover plate, the rotatable second cover plate and the rotatable lower support are combined to form the cylindrical cavity capable of accommodating the magnetic probe, the blocking head can limit one axis direction, the inclined supporting leg and the bent supporting leg are combined to quickly realize the leveling of the magnetic probe, and the integral height can be adjusted through the telescopic pipe.
The utility model has stronger adaptability to field terrain and improves the working efficiency of railway investigation work.

Claims (10)

1. The utility model provides a magnetotelluric equipment's magnetic probe strutting arrangement, includes landing leg (1), its characterized in that: the landing leg (1) is connected with the adapter sleeve (2), be provided with vertical flexible pipe (3) on the adapter sleeve (2), flexible pipe (3) top links to each other with lower part support (5), form the circular arc groove that holds the magnetic probe in lower part support (5), be provided with in lower part support (5) and cover first cover plate (6), second cover plate (7) of magnetic probe.
2. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 1, wherein: and a blocking head (11) is further arranged in the lower support (5), and the blocking head (11) carries out unidirectional limiting on the magnetic probe.
3. A magnetic probe support device for magnetotelluric equipment as defined in claim 2, wherein: the lower support (5) is in a semicircular column groove shape, arc-shaped guide grooves are formed in groove walls on two sides of the lower support (5), and the first cover plate (6) and the second cover plate (7) are arranged in the groove walls on two sides.
4. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 3, wherein: the first cover plate (6) and the second cover plate (7) are arc-shaped, the first cover plate (6), the second cover plate (7) and the lower support (5) are enclosed to form a columnar inner cavity, and the columnar inner cavity accommodates the magnetic probe.
5. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 4 wherein: the free side of the first cover plate (6) is provided with a first convex edge (8) protruding outwards, the free side of the second cover plate (7) is provided with a second convex edge (9) protruding outwards, and the protruding heights of the first convex edge (8) and the second convex edge (9) are the same.
6. A magnetic probe support device for magnetotelluric equipment as defined in claim 2, wherein: the plugging head (11) is internally provided with a wire guide hole, and the wire guide hole can be convenient for leading wires out.
7. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 1, wherein: the support legs (1) are triangular support legs, and the level of the lower support (5) is adjusted through the support legs (1).
8. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 1, wherein: the support leg (1) comprises a first support leg (101), a second support leg (102) and a third support leg (103), wherein the first support leg (101), the second support leg (102) and the third support leg (103) are distributed at intervals of 120 degrees.
9. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 8 wherein: the first supporting leg (101) and the second supporting leg (102) are straight legs which are obliquely arranged, and the third supporting leg (103) is a bending leg for leveling.
10. A magnetic probe support apparatus for magnetotelluric equipment as defined in claim 1, wherein: the telescopic tube (3) is an inner and outer telescopic tube.
CN202321880711.3U 2023-07-18 2023-07-18 Magnetic probe supporting device of magnetotelluric equipment Active CN220647374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321880711.3U CN220647374U (en) 2023-07-18 2023-07-18 Magnetic probe supporting device of magnetotelluric equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321880711.3U CN220647374U (en) 2023-07-18 2023-07-18 Magnetic probe supporting device of magnetotelluric equipment

Publications (1)

Publication Number Publication Date
CN220647374U true CN220647374U (en) 2024-03-22

Family

ID=90265385

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321880711.3U Active CN220647374U (en) 2023-07-18 2023-07-18 Magnetic probe supporting device of magnetotelluric equipment

Country Status (1)

Country Link
CN (1) CN220647374U (en)

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